Average speed estimates for

streetcars in select U.S. cities:

The District

7.5 mph

Atlanta

10 mph

Dallas

5.6 mph

Little Rock

4.5 mph

Memphis

7.0 mph

New Orleans

6.1 mph

Philadelphia

8.6 mph

Portland, Ore.

6.2 mph

San Francisco

5.8 mph

Seattle

5-7.7 mph

Tampa

5.3 mph

Average speed estimates for streetcars in select U.S. cities:

The District

7.5 mph

Atlanta

10 mph

Dallas

5.6 mph

Little Rock

4.5 mph

Memphis

7.0 mph

New Orleans

6.1 mph

Philadelphia

8.6 mph

Portland, Ore.

6.2 mph

San Francisco

5.8 mph

Seattle

5-7.7 mph

Tampa

5.3 mph

SOURCE: News accounts; National Transit Database 2014, as of March 21, 2016; city governments; Jeffrey Brown, Florida State University; D.C. Department of Transportation.